"I see, you said the most difficult moment should be the 20 minutes of gun group transfer fire? So in essence, the reason for the fire gap is not that the artillery group has no ammunition, but that the ammunition is used elsewhere, that is, in the task of annihilating the sudden appearance of the Vietnamese artillery group, so during this period of time, you can only rely on yourself to resist the Vietnamese attack, right? "I said.
杜心生和俞佩佩是同学，两个人感情深厚。俞佩佩的外婆何音是音乐学院的教授被红卫兵当成反动学术者给揪出来，经常被拉去批斗。杜心生和弟弟杜心根对俞佩佩十分关爱。为保护俞佩佩家里的那把珍贵的意大利大提琴不被红卫兵抄走。杜心生去找在海关钟楼工作的父亲帮忙，杜父将大提琴藏在钟楼里面。梧桐里迎来知青上山下乡的高潮，大妹妹杜心芳决意报名去安徽泾县插队，老虎灶爷爷收养的孙子阿大是独子不用下乡，但为了心芳，他也准备离开。胖嫂送走了大女儿曼娟，她要远赴云南。杜父因病去世，杜心生顶替父亲成了海关大钟的守钟人。这样他就不用下乡了。苗师傅带领着这个徒弟每天维护大钟，讲解海关大钟的来历以及大钟的各个部件的构造和原理。心生每天和大钟为伍，深深地爱上大钟，擦拭大钟，维护大钟，以致到了痴迷的地步。心芳和阿大在农村劳作，相爱，偷尝禁果。心生接到泾县的电报，立即赶去乡下。原来心芳怀孕了，阿大因流氓罪被发配到原始森林去当护林员了。心生把妹妹带回了上海。毛阿大向心生发誓，争取好好表现早日回上海与心芳团圆。
从小就期待着去找妈妈和妹妹的苏盼，带着父亲的临终嘱托，踏上了加拿大的寻亲路。看望多年不见的妈妈安娜和孪生妹妹苏瞳。三人最初的相处十分尴尬。
大苞谷看着众人无可奈何的样子，很满意。
6. Click to download: Communications Department's electronic signature attachment. RAR, attachment 4, attachment 6, attachment 8, fill in and affix the official seal; Annex 10, two copies shall be filled in and stamped with the official seal.
现如今这等时候，有才能的人都可以试试，一马当活马医，说不定就能瞎猫碰上死耗子。
Students who still don't understand can look at the effect together with the previous part.
